Granted Patent
Utility
US 6,167,937 · App. 09/132,793
Seal setting mechanism
Inventor:
Charles E. Williams
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Aug 13, 1998
Inventor
Charles E. Williams
Assignee (at issue)
Hufcor, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.